Welcome to the beautiful, new Dix Hills Branch located at 55 Vanderbilt Parkway.

The mission of the Half Hollow Hills Community Library is to offer a welcoming space for all community members, both digital and physical, with professional staff, services, programs, and materials that provide learning, cultural enrichment and entertainment to the community.

Sunday hours are from September through May only.

Sunday hours (Oct. 2, 2022 to May 21, 2023)

The mission of the Port Jefferson Free Library is to be a place of lifelong learning where the community gathers to share and obtain open access to information, services and entertainment, through literature, programming, facility use and outreach.

Sunday hours are from September through May only.

Sunday hours are from October through May only.